AQSQID: 840080290007

Site Name: Paonia

Location: Paonia (Colorado Hwy 133), CO

Reporting: True, Located: True

Current AQI: 27.0

Paonia (Colorado Hwy 133) CO, US: 38.8763, -107.6022

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 22, 2020, 7 p.m. 4.3 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A 10.0 μg/m3 (9) 4.8 μg/m3 (20) 27.0
 
Jan. 22, 2020, 6 p.m. 4.2 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) N/A 4.0 μg/m3 (4) 5.4 μg/m3 (23) 25.0
 
Jan. 22, 2020, 5 p.m. 5.2 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) N/A 4.0 μg/m3 (4) 3.8 μg/m3 (16) 23.0
 
Jan. 22, 2020, 4 p.m. 5.3 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) N/A 17.0 μg/m3 (15) 1.7 μg/m3 (7) 22.0
 
Jan. 22, 2020, 3 p.m. 4.3 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) N/A 19.0 μg/m3 (17) 5.1 μg/m3 (21) 22.0
 
Jan. 22, 2020, 2 p.m. 4.1 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) N/A 7.0 μg/m3 (6) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2020, 1 p.m. 3.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) N/A 9.0 μg/m3 (8) 5.9 μg/m3 (25) 25.0
 
Jan. 22, 2020, noon 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A 7.0 μg/m3 (6) 2.8 μg/m3 (12) 22.0
 
Jan. 22, 2020, 11 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 22.0
 
Jan. 22, 2020, 10 a.m. 3.8 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) N/A 7.0 μg/m3 (6) 5.2 μg/m3 (22) 22.0
 
Jan. 22, 2020, 9 a.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A 4.0 μg/m3 (4) 2.5 μg/m3 (10) 22.0
 
Jan. 22, 2020, 8 a.m. 3.7 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A N/A 6.3 μg/m3 (26) 26.0
 
Jan. 22, 2020, 7 a.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2020, 6 a.m. 6.1 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 8.0 μg/m3 (7) 7.6 μg/m3 (32) 32.0
 
Jan. 22, 2020, 5 a.m. 7.1 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 19.0 ppb (15) N/A 6.0 μg/m3 (5) 3.3 μg/m3 (14) 15.0
 
Jan. 22, 2020, 4 a.m. 7.7 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 5.0 μg/m3 (5) 4.6 μg/m3 (19) 19.0
 
Jan. 22, 2020, 3 a.m. 5.9 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) N/A 5.0 μg/m3 (5) 4.7 μg/m3 (20) 20.0
 
Jan. 22, 2020, 2 a.m. 8.6 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Jan. 22, 2020, 1 a.m. 7.9 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Jan. 22, 2020, midnight 14.7 ppb (14) 2.3 ppb (2) N/A 12.0 ppb (11) N/A N/A 19.0 ppb (15) N/A 24.0 μg/m3 (22) 17.4 μg/m3 (61) 61.0
 
Jan. 21, 2020, 11 p.m. 6.2 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 28.0 μg/m3 (25) 22.7 μg/m3 (73) 73.0
 
Jan. 21, 2020, 10 p.m. 9.9 ppb (9) 1.8 ppb (2) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) N/A 20.0 μg/m3 (18) 19.5 μg/m3 (66) 66.0
 
Jan. 21, 2020, 9 p.m. 6.4 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) N/A 10.0 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Jan. 21, 2020, 8 p.m. 9.2 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A 16.0 μg/m3 (15) 13.6 μg/m3 (53) 53.0
 
Jan. 21, 2020, 7 p.m. 11.1 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A N/A 26.0 ppb (20) N/A 10.0 μg/m3 (9) 8.9 μg/m3 (37) 37.0
 
Jan. 21, 2020, 6 p.m. 6.4 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) N/A 10.0 μg/m3 (9) 14.6 μg/m3 (56) 56.0
 
Jan. 21, 2020, 5 p.m. 6.8 ppb (6) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) N/A 12.0 μg/m3 (11) 9.3 μg/m3 (39) 39.0
 
Jan. 21, 2020, 4 p.m. 5.6 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) N/A 18.0 μg/m3 (16) 7.8 μg/m3 (32) 32.0
 
Jan. 21, 2020, 3 p.m. 8.8 ppb (8) 2.2 ppb (2) N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) N/A 11.0 μg/m3 (10) 6.3 μg/m3 (26) 26.0
 
Jan. 21, 2020, 2 p.m. 7.0 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 19.0 μg/m3 (17) 7.5 μg/m3 (31) 31.0
 
Jan. 21, 2020, 1 p.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) N/A 26.0 μg/m3 (24) 1.8 μg/m3 (8) 26.0
 
Jan. 21, 2020, noon 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) N/A 8.0 μg/m3 (7) 5.3 μg/m3 (22) 28.0
 
Jan. 21, 2020, 11 a.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 15.0 μg/m3 (14) 7.7 μg/m3 (32) 32.0
 
Jan. 21, 2020, 10 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
Jan. 21, 2020, 9 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A 2.0 μg/m3 (2) 5.9 μg/m3 (25) 25.0
 
Jan. 21, 2020, 8 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 10.0 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Jan. 21, 2020, 7 a.m. 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A 12.0 μg/m3 (11) -0.1 μg/m3 (0) 25.0
 
Jan. 21, 2020, 6 a.m. 1.5 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 15.0 μg/m3 (14) 2.4 μg/m3 (10) 32.0
 
Jan. 21, 2020, 5 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (30) N/A 10.0 μg/m3 (9) 6.0 μg/m3 (25) 30.0
 
Jan. 21, 2020, 4 a.m. 8.7 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A 12.0 μg/m3 (11) 6.5 μg/m3 (27) 27.0
 
Jan. 21, 2020, 3 a.m. 6.7 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 12.0 μg/m3 (11) 13.1 μg/m3 (52) 52.0
 
Jan. 21, 2020, 2 a.m. 4.6 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2020, 1 a.m. 7.6 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) N/A 7.0 μg/m3 (6) 4.2 μg/m3 (18) 18.0
 
Jan. 21, 2020, midnight 8.9 ppb (8) 1.4 ppb (1) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) N/A 8.0 μg/m3 (7) 2.8 μg/m3 (12) 23.0
 
Jan. 20, 2020, 11 p.m. 9.2 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 35.0 ppb (27) N/A 2.0 μg/m3 (2) -1.7 μg/m3 (0) 27.0
 
Jan. 20, 2020, 10 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (32) N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 32.0
 
Jan. 20, 2020, 9 p.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A 9.0 μg/m3 (8) 4.8 μg/m3 (20) 33.0
 
Jan. 20, 2020, 8 p.m. 1.8 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 8.0 μg/m3 (7) 2.4 μg/m3 (10) 34.0
 
Jan. 20, 2020, 7 p.m. 1.9 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 34.0
 
Jan. 20, 2020, 6 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 5.0 μg/m3 (5) 4.6 μg/m3 (19) 34.0
 
Jan. 20, 2020, 5 p.m. 1.8 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 17.0 μg/m3 (15) 14.6 μg/m3 (56) 56.0
 
Jan. 20, 2020, 4 p.m. 2.1 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 7.0 μg/m3 (6) 0.1 μg/m3 (0) 33.0
 
Jan. 20, 2020, 3 p.m. 2.2 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A -3.7 μg/m3 (0) 32.0
 
Jan. 20, 2020, 2 p.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 32.0
 
Jan. 20, 2020, 1 p.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A -4.0 μg/m3 (0) -3.7 μg/m3 (0) 32.0
 
Jan. 20, 2020, noon 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 13.0 μg/m3 (12) 5.3 μg/m3 (22) 32.0
 
Jan. 20, 2020, 11 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A -1.0 μg/m3 (0) -3.1 μg/m3 (0) 32.0
 
Jan. 20, 2020, 10 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 7.0 μg/m3 (6) 2.5 μg/m3 (10) 31.0
 
Jan. 20, 2020, 9 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A -3.0 μg/m3 (0) 2.5 μg/m3 (10) 30.0
 
Jan. 20, 2020, 8 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A -4.0 μg/m3 (0) -0.5 μg/m3 (0) 31.0
 
Jan. 20, 2020, 7 a.m. 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
Jan. 20, 2020, 6 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 28.0
 
Jan. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (5) 1.1 μg/m3 (5) 5.0
 
Jan. 20, 2020, 4 a.m. 2.9 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A 3.0 μg/m3 (3) 4.2 μg/m3 (18) 25.0
 
Jan. 20, 2020, 3 a.m. 3.2 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) N/A 0.0 μg/m3 (0) 2.2 μg/m3 (9) 25.0
 
Jan. 20, 2020, 2 a.m. 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) N/A 7.0 μg/m3 (6) 3.3 μg/m3 (14) 23.0
 
Jan. 20, 2020, 1 a.m. 5.1 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) N/A 0.0 μg/m3 (0) -0.1 μg/m3 (0) 22.0
 
Jan. 20, 2020, midnight 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) N/A 8.0 μg/m3 (7) 0.8 μg/m3 (3) 27.0
 
Jan. 19, 2020, 11 p.m. 2.2 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 3.0 μg/m3 (3) -2.2 μg/m3 (0) 34.0
 
Jan. 19, 2020, 10 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 0.0 μg/m3 (0) -0.3 μg/m3 (0) 35.0
 
Jan. 19, 2020, 9 p.m. 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 35.0
 
Jan. 19, 2020, 8 p.m. 1.4 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (35) N/A 10.0 μg/m3 (9) 0.1 μg/m3 (0) 35.0
 
Jan. 19, 2020, 7 p.m. 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (35) N/A 13.0 μg/m3 (12) 1.6 μg/m3 (7) 35.0
 
Jan. 19, 2020, 6 p.m. 1.5 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 12.0 μg/m3 (11) 7.5 μg/m3 (31) 34.0
 
Jan. 19, 2020, 5 p.m. 1.5 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 9.7 μg/m3 (40) 40.0
 
Jan. 19, 2020, 4 p.m. 1.8 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A N/A 6.4 μg/m3 (27) 32.0
 
Jan. 19, 2020, 3 p.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
Jan. 19, 2020, 2 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 2.0 μg/m3 (2) -3.8 μg/m3 (0) 32.0
 
Jan. 19, 2020, 1 p.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 3.0 μg/m3 (3) -1.4 μg/m3 (0) 32.0
 
Jan. 19, 2020, noon 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 0.0 μg/m3 (0) -0.9 μg/m3 (0) 32.0
 
Jan. 19, 2020, 11 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (1) 33.0
 
Jan. 19, 2020, 10 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A -3.0 μg/m3 (0) 0.0 μg/m3 (0) 32.0
 
Jan. 19, 2020, 9 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 3.0 μg/m3 (3) 8.0 μg/m3 (33) 33.0
 
Jan. 19, 2020, 8 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2020, 7 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 10.0 μg/m3 (9) 22.2 μg/m3 (72) 72.0
 
Jan. 19, 2020, 6 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 0.0 μg/m3 (0) 1.1 μg/m3 (5) 31.0
 
Jan. 19, 2020, 5 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A 0.0 μg/m3 (0) -0.2 μg/m3 (0) 30.0
 
Jan. 19, 2020, 4 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 2.0 μg/m3 (2) 1.3 μg/m3 (5) 31.0
 
Jan. 19, 2020, 3 a.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 5.0 μg/m3 (5) 0.1 μg/m3 (0) 32.0
 
Jan. 19, 2020, 2 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A -2.0 μg/m3 (0) 0.0 μg/m3 (0) 34.0
 
Jan. 19, 2020, 1 a.m. 1.8 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A -1.0 μg/m3 (0) 3.4 μg/m3 (14) 34.0
 
Jan. 19, 2020, midnight 2.8 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A 1.0 μg/m3 (1) 0.2 μg/m3 (1) 29.0
 
Jan. 18, 2020, 11 p.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (28) N/A 5.0 μg/m3 (5) 0.8 μg/m3 (3) 28.0
 
Jan. 18, 2020, 10 p.m. 1.8 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 32.0
 
Jan. 18, 2020, 9 p.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 2.0 μg/m3 (2) 2.5 μg/m3 (10) 32.0
 
Jan. 18, 2020, 8 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 31.0
 
Jan. 18, 2020, 7 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A -4.0 μg/m3 (0) 2.3 μg/m3 (10) 31.0
 
Jan. 18, 2020, 6 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 19.0 μg/m3 (17) 3.5 μg/m3 (15) 32.0
 
Jan. 18, 2020, 5 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A -3.0 μg/m3 (0) 6.3 μg/m3 (26) 31.0
 
Jan. 18, 2020, 4 p.m. 2.5 ppb (2) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A -1.0 μg/m3 (0) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 3 p.m. 1.9 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A 30.0 μg/m3 (27) 4.2 μg/m3 (18) 29.0
 
Jan. 18, 2020, 2 p.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A 6.0 μg/m3 (5) 1.5 μg/m3 (6) 29.0
 
Jan. 18, 2020, 1 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A 2.0 μg/m3 (2) -0.1 μg/m3 (0) 29.0
 
Jan. 18, 2020, noon 1.3 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A -1.0 μg/m3 (0) 0.5 μg/m3 (2) 30.0
 
Jan. 18, 2020, 11 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A N/A 3.5 μg/m3 (15) 30.0
 
Jan. 18, 2020, 10 a.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A 4.0 μg/m3 (4) -0.3 μg/m3 (0) 28.0
 
Jan. 18, 2020, 9 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A 15.0 μg/m3 (14) 2.1 μg/m3 (9) 30.0
 
Jan. 18, 2020, 8 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A -1.0 μg/m3 (0) 1.6 μg/m3 (7) 29.0
 
Jan. 18, 2020, 7 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 0.0 μg/m3 (0) -3.2 μg/m3 (0) 28.0
 
Jan. 18, 2020, 6 a.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A -3.0 μg/m3 (0) 1.7 μg/m3 (7) 28.0
 
Jan. 18, 2020, 5 a.m. 1.8 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (25) N/A 3.0 μg/m3 (3) 1.9 μg/m3 (8) 25.0
 
Jan. 18, 2020, 4 a.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 25.0
 
Jan. 18, 2020, 3 a.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) N/A 3.0 μg/m3 (3) -1.3 μg/m3 (0) 25.0
 
Jan. 18, 2020, 2 a.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A 2.0 μg/m3 (2) 4.1 μg/m3 (17) 26.0
 
Jan. 18, 2020, 1 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A 12.0 μg/m3 (11) -1.0 μg/m3 (0) 30.0
 
Jan. 18, 2020, midnight 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 13.0 μg/m3 (12) 0.7 μg/m3 (3) 34.0
 
Jan. 17, 2020, 11 p.m. 2.8 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) N/A 22.0 μg/m3 (20) 0.3 μg/m3 (1) 33.0
 
Jan. 17, 2020, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 34.0
 
Jan. 17, 2020, 9 p.m. 3.3 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A -1.0 μg/m3 (0) 2.8 μg/m3 (12) 32.0
 
Jan. 17, 2020, 8 p.m. 2.1 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A 4.0 μg/m3 (4) 3.6 μg/m3 (15) 32.0
 
Jan. 17, 2020, 7 p.m. 3.3 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 4.0 μg/m3 (4) 1.1 μg/m3 (5) 31.0
 
Jan. 17, 2020, 6 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) N/A 0.0 μg/m3 (0) 6.3 μg/m3 (26) 31.0
 
Jan. 17, 2020, 5 p.m. 3.1 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 8.0 μg/m3 (7) 0.1 μg/m3 (0) 31.0
 
Jan. 17, 2020, 4 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 14.0 μg/m3 (13) 18.5 μg/m3 (64) 64.0
 
Jan. 17, 2020, 3 p.m. 4.8 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) N/A 25.0 μg/m3 (23) 11.7 μg/m3 (49) 49.0
 
Jan. 17, 2020, 2 p.m. 7.6 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 5.0 μg/m3 (5) 1.5 μg/m3 (6) 22.0
 
Jan. 17, 2020, 1 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 3.0 μg/m3 (3) 0.2 μg/m3 (1) 26.0
 
Jan. 17, 2020, noon 4.6 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) N/A 0.0 μg/m3 (0) -4.0 μg/m3 (0) 25.0
 
Jan. 17, 2020, 11 a.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 10.0 μg/m3 (9) 1.1 μg/m3 (5) 26.0
 
Jan. 17, 2020, 10 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A 1.0 μg/m3 (1) -0.3 μg/m3 (0) 22.0
 
Jan. 17, 2020, 9 a.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
Jan. 17, 2020, 8 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A 1.0 μg/m3 (1) 5.8 μg/m3 (24) 24.0
 
Jan. 17, 2020, 7 a.m. 2.1 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) N/A -4.0 μg/m3 (0) 2.2 μg/m3 (9) 22.0
 
Jan. 17, 2020, 6 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A 3.0 μg/m3 (3) 3.1 μg/m3 (13) 22.0
 
Jan. 17, 2020, 5 a.m. 3.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) N/A 4.0 μg/m3 (4) 0.9 μg/m3 (4) 24.0
 
Jan. 17, 2020, 4 a.m. 8.7 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) N/A 12.0 μg/m3 (11) 3.6 μg/m3 (15) 19.0
 
Jan. 17, 2020, 3 a.m. 9.0 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) N/A 12.0 μg/m3 (11) 7.7 μg/m3 (32) 32.0
 
Jan. 17, 2020, 2 a.m. 7.9 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 13.0 μg/m3 (12) 5.1 μg/m3 (21) 21.0
 
Jan. 17, 2020, 1 a.m. 10.7 ppb (10) 1.2 ppb (1) N/A 10.0 ppb (9) N/A N/A 21.0 ppb (16) N/A 13.0 μg/m3 (12) 5.4 μg/m3 (23) 23.0
 
Jan. 17, 2020, midnight 12.5 ppb (12) 2.3 ppb (2) N/A 10.0 ppb (9) N/A N/A 23.0 ppb (18) N/A 13.0 μg/m3 (12) 7.4 μg/m3 (31) 31.0
 
Jan. 16, 2020, 11 p.m. 12.5 ppb (12) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A 27.0 ppb (21) N/A 9.0 μg/m3 (8) -1.1 μg/m3 (0) 21.0
 
Jan. 16, 2020, 10 p.m. 7.4 ppb (7) 1.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) N/A 8.0 μg/m3 (7) 5.5 μg/m3 (23) 27.0
 
Jan. 16, 2020, 9 p.m. 9.3 ppb (9) 2.4 ppb (2) N/A 7.0 ppb (6) N/A N/A 37.0 ppb (28) N/A 14.0 μg/m3 (13) 1.0 μg/m3 (4) 28.0
 
Jan. 16, 2020, 8 p.m. 4.1 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) N/A 8.0 μg/m3 (7) 2.8 μg/m3 (12) 32.0
 
Jan. 16, 2020, 7 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 34.0
 
Jan. 16, 2020, 6 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) N/A 5.0 μg/m3 (5) 4.8 μg/m3 (20) 34.0
 
Jan. 16, 2020, 5 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 3.0 μg/m3 (3) 4.2 μg/m3 (18) 33.0
 
Jan. 16, 2020, 4 p.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 19.0 μg/m3 (17) 7.1 μg/m3 (30) 33.0
 
Jan. 16, 2020, 3 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 15.0 μg/m3 (14) 3.5 μg/m3 (15) 32.0
 
Jan. 16, 2020, 2 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 7.0 μg/m3 (6) 1.1 μg/m3 (5) 32.0
 
Jan. 16, 2020, 1 p.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (31) N/A 2.0 μg/m3 (2) 0.2 μg/m3 (1) 31.0
 
Jan. 16, 2020, noon 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A 2.0 μg/m3 (2) 0.0 μg/m3 (0) 32.0
 
Jan. 16, 2020, 11 a.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 3.0 μg/m3 (3) -3.3 μg/m3 (0) 32.0
 
Jan. 16, 2020, 10 a.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 32.0
 
Jan. 16, 2020, 9 a.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (33) N/A 10.0 μg/m3 (9) 2.1 μg/m3 (9) 33.0
 
Jan. 16, 2020, 8 a.m. 1.5 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (32) N/A 5.0 μg/m3 (5) 2.7 μg/m3 (11) 32.0
 
Jan. 16, 2020, 7 a.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 5.0 μg/m3 (5) 6.7 μg/m3 (28) 32.0
 
Jan. 16, 2020, 6 a.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) N/A 0.0 μg/m3 (0) 1.4 μg/m3 (6) 32.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 1.7 μg/m3 (7) 7.0
 
Jan. 16, 2020, 4 a.m. 2.1 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A 1.0 μg/m3 (1) 3.2 μg/m3 (13) 30.0
 
Jan. 16, 2020, 3 a.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A 5.0 μg/m3 (5) -0.6 μg/m3 (0) 30.0
 
Jan. 16, 2020, 2 a.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A -2.0 μg/m3 (0) 3.1 μg/m3 (13) 29.0
 
Jan. 16, 2020, 1 a.m. 4.2 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A -2.0 μg/m3 (0) 4.2 μg/m3 (18) 27.0
 
Jan. 16, 2020, midnight 7.9 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 26.0
 
Jan. 15, 2020, 11 p.m. 4.7 ppb (4) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (33) N/A 10.0 μg/m3 (9) 0.9 μg/m3 (4) 33.0
 
Jan. 15, 2020, 10 p.m. 2.4 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) N/A 7.0 μg/m3 (6) 2.6 μg/m3 (11) 36.0
 
Jan. 15, 2020, 9 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (36) N/A 10.0 μg/m3 (9) 0.3 μg/m3 (1) 36.0
 
Jan. 15, 2020, 8 p.m. 1.2 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (36) N/A 13.0 μg/m3 (12) 3.2 μg/m3 (13) 36.0